---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1234 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 476 5246 0 2253 7217 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b5:60:73 brd ff:ff:ff:ff:ff:ff inet 10.32.7.103/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:feb5:6073/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1234) 12/20/25 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 137.10 57.75 79.34 3667.23 39827.44 08:15:01 55.53 0.17 55.36 22.23 9497.78 08:16:01 99.12 38.72 60.40 2274.58 10568.88 08:17:01 38.56 1.42 37.14 102.65 4879.05 Average: 82.70 24.62 58.08 1523.14 16223.04 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 6026656 7417840 2140756 26.21 36408 1535364 688580 7.47 581200 1396004 72172 08:15:01 5822780 7464512 2344632 28.71 55912 1750344 624524 6.78 537472 1610876 123672 08:16:01 5173276 7060980 2994136 36.66 63040 1982636 981676 10.65 1008540 1773620 4168 08:17:01 5342164 7357320 2825248 34.59 67916 2102152 717816 7.79 755676 1852564 24260 Average: 5591219 7325163 2576193 31.54 55819 1842624 753149 8.17 720722 1658266 56068 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 08:14:02 ens3 423.92 216.56 1145.78 63.84 0.00 0.00 0.00 0.00 08:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 08:15:01 ens3 46.48 39.08 560.11 4.65 0.00 0.00 0.00 0.00 08:16:01 lo 2.30 2.30 0.28 0.28 0.00 0.00 0.00 0.00 08:16:01 ens3 386.94 389.57 2663.87 74.83 0.00 0.00 0.00 0.00 08:17:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 08:17:01 ens3 163.86 195.27 852.84 38.41 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 256.19 210.84 1308.81 45.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1234) 12/20/25 _x86_64_ (4 CPU) 08:12:54 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 21.49 0.00 3.11 4.19 2.55 68.66 08:14:02 0 11.04 0.00 1.01 0.48 1.78 85.69 08:14:02 1 24.80 0.00 5.63 7.63 2.76 59.18 08:14:02 2 37.67 0.00 3.76 2.68 3.38 52.51 08:14:02 3 12.38 0.00 2.07 5.96 2.27 77.32 08:15:01 all 20.37 0.00 1.42 1.86 1.21 75.15 08:15:01 0 15.94 0.00 1.15 0.10 0.64 82.16 08:15:01 1 4.01 0.00 0.79 3.07 1.18 90.96 08:15:01 2 52.04 0.00 3.03 4.25 2.39 38.28 08:15:01 3 9.65 0.00 0.64 0.02 0.62 89.07 08:16:01 all 42.58 0.00 2.04 1.74 6.37 47.27 08:16:01 0 47.93 0.00 1.93 0.63 6.29 43.22 08:16:01 1 44.92 0.00 1.88 2.44 5.86 44.91 08:16:01 2 37.06 0.00 1.70 1.86 5.93 53.46 08:16:01 3 40.45 0.00 2.68 2.03 7.36 47.48 08:17:01 all 22.65 0.00 1.24 0.87 2.25 72.99 08:17:01 0 7.35 0.00 0.83 0.13 1.46 90.23 08:17:01 1 4.87 0.00 0.68 2.14 1.44 90.87 08:17:01 2 15.04 0.00 1.37 0.58 2.25 80.76 08:17:01 3 63.34 0.00 2.12 0.63 3.88 30.03 Average: all 26.83 0.00 1.96 2.17 3.11 65.94 Average: 0 20.62 0.00 1.23 0.34 2.56 75.25 Average: 1 19.76 0.00 2.25 3.82 2.82 71.35 Average: 2 35.35 0.00 2.46 2.33 3.49 56.36 Average: 3 31.56 0.00 1.89 2.17 3.56 60.83